Polar M400 vs. Amazfit Cor vs. LG G Watch vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Huawei Band 3 Pro

 
M400
Cor
G Watch
Grayson
Grayson
Band 3 Pro
 PolarM400Remove Buy NowAmazfitCorRemove Buy NowLGG WatchRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowHuaweiBand 3 ProRemove Buy Now

Basic Info

Suggested Price$200$79.99$230$350$350$70
Release201420182014201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days12 days1.5 days24 hours24 hours12 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a80 x 160280 x 280453 x 454453x454454 x 454
Sizen/a1.23 inches1.65 inches1.39 inches1.39 inches1.39 inches
Touch
Typen/aIPS LCDIPS LCDAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP671 ATM1 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearAndroid WearAMAZFIT OS
Apps
Music

All Wearables